Home / 1,223,707.69-1,835,371.99-625,111.21

Finding the Fourth Proportional to 1,223,707.69, 1,835,371.99 and 625,111.21

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Solution

The fourth proportional to 1,223,707.69, 1,835,371.99 and 625,111.21 is: 937,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,707.69 : 1,835,371.99 = 625,111.21 : x
  2. Step 2: Convert to fraction form
    1,223,707.69/1,835,371.99 = 625,111.21/x
  3. Step 3: Cross multiply
    1,223,707.69x = 1,835,371.99 × 625,111.21
  4. Step 4: Simplify right side
    1,223,707.69x = 1,147,311,605,469.01
  5. Step 5: Solve for x
    x = 1,147,311,605,469.01/1,223,707.69
  6. Step 6: Final answer
    x = 937,569.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.